Head to head

Boost Mobile vs Telstra

Telstra is cheaper in year one at 3 of 5 data levels. Here's the cheapest plan on each for the data you use.

The short version

The widest gap is at 10GB a month: Boost Mobile is $468 cheaper than Telstra over the first year.
Cheapest way in: Boost Mobile 240GB at $300 for the first year, or Telstra Basic at $768 for the first year.
Best value per GB: Telstra Premium, about $0.33 a GB over the first year.
Boost Mobile sells 7 plans: prepaid, billed every 28 days and every 365 days.
Telstra sells 3 plans: postpaid, billed monthly.

Worth knowing

2 plans (Boost Mobile 240GB at $300 and Boost Mobile 365GB at $365) are paid once a year, so the first bill is large.
7 of Boost Mobile's 7 plans carry a note that a detail wasn't stated or couldn't be read (for example what happens when data runs out), so check the provider's page before you buy.
Price cliff: 1 of Telstra's 3 plans costs more in year two. Telstra Basic goes from $768 to $888.
Deal ending soon: Telstra Basic's deal ends on 2 November 2026.
When data runs out: with Boost Mobile data stops until the next recharge or month; with Telstra speed drops when data runs out.

Cheapest plan on each provider at each data level
You use	Boost Mobile	Telstra
10GB a month	240GB$300 first year · $600 over twoCheaper	Basic$768 first year · $1,656 over two
30GB a month	365GB$365 first year · $730 over twoCheaper	Basic$768 first year · $1,656 over two
60GB a month	100GB$1,036 first year · $1,998 over two	Essential$1,008 first year · $2,016 over twoCheaper
100GB a month	100GB$1,036 first year · $1,998 over two	Essential$1,008 first year · $2,016 over twoCheaper
200GB a month	No plan with this much data	Premium$1,188 first year · $2,376 over twoOnly one

Compare with your own data

Network

Boost Mobile: uses the telstra network. Telstra: runs its own network. Both use the same Telstra towers, so coverage is the same; the differences are price, data and extras. Check coverage where you live and work: Boost Mobile map · Telstra map.

Boost Mobile vs Telstra

The short version

Worth knowing

Network

Other matchups